Guide to Network Defense and Countermeasures examines the practice of intrusion detection, which encompasses virtually all aspects of network security. As more businesses and organizations use the Internet for day-to-day communications, they can use intrusion-detection techniques to deter attacks, detect intrusion attempts, respond to break-ins, assess the damage of hack attacks, and locate and prosecute intruders. Guide to Network Defense and Countermeasures includes coverage of intrusion, detection design and implementation, firewalls design and implementation, virtual private networks (VPNs), packet filters, and network traffic signatures. In addition, this text prepares students to take the Network Defense and Countermeasures exam, which is the second exam for the Security Certified Professional (SCP) Certification. Read Less